340244424 has 96 divisors (see below), whose sum is σ = 995674680. Its totient is φ = 104343552.

The previous prime is 340244371. The next prime is 340244441. The reversal of 340244424 is 424442043.

It is a happy number.

340244424 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 133402500 + 206841924 = 11550^2 + 14382^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 554742 + ... + 555354.

Almost surely, 2^340244424 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 340244424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (497837340).

340244424 is an abundant number, since it is smaller than the sum of its proper divisors (655430256).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

340244424 is a wasteful number, since it uses less digits than its factorization.

340244424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1231 (or 1224 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 27.

The square root of 340244424 is about 18445.7156001062. The cubic root of 340244424 is about 698.1204161126.

Adding to 340244424 its reverse (424442043), we get a palindrome (764686467).

The spelling of 340244424 in words is "three hundred forty million, two hundred forty-four thousand, four hundred twenty-four".